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Beusite |
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Steele I M, Olsen E, Pluth J J, Davis A M |
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American Mineralogist 76 (1991) 1985-1989 |
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Occurrence and crystal structure of Ca-free beusite in the El Sampal IIIA iron |
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meteorite |
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8.757 11.381 6.136 90 99.09 90 P2_1/c |
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atom x y z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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P1 .0911 .1372 .3932 0.0127 0.0113 0.0085 -.0006 0.0012 0.0003 |
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P2 .6065 .0878 .8070 0.0134 0.0134 0.0074 0.0001 0.0021 0.0002 |
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Mn1 .9457 .1165 .8441 .5 0.0215 0.0141 0.0208 0.0000 -.0019 -.0019 |
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Fe1 .9457 .1165 .8441 .5 0.0215 0.0141 0.0208 0.0000 -.0019 -.0019 |
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Mn2 .7218 .0799 .3297 .5 0.0206 0.0259 0.0057 0.0069 0.0018 0.0001 |
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Fe2 .7218 .0799 .3297 .5 0.0206 0.0259 0.0057 0.0069 0.0018 0.0001 |
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Mn3 .3639 .1918 .1260 .5 0.0173 0.0143 0.0100 0.0021 0.0009 0.0003 |
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Fe3 .3639 .1918 .1260 .5 0.0173 0.0143 0.0100 0.0021 0.0009 0.0003 |
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O1 .0760 .0675 .1766 0.018 0.015 0.010 0.003 0.001 -.002 |
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O2 .4818 .1783 .8303 0.018 0.018 0.013 0.006 0.002 0.002 |
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O3 .9402 .2031 .4067 0.017 0.015 0.018 0.003 0.004 -0.001 |
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O4 .7001 .1250 .6281 0.015 0.019 0.011 -0.003 0.004 0.002 |
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O5 .2204 .2268 .3791 0.018 0.025 0.014 -0.009 0.003 -0.002 |
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O6 .7276 .0844 .0159 0.007 0.021 0.012 0.001 0.001 0.000 |
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O7 .1299 .0627 .6004 0.021 0.016 0.011 -0.002 -0.002 0.004 |
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O8 .5335 -.0343 .7588 0.018 0.012 0.015 -0.003 0.002 -0.001 |
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Beusite |
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Wise M A, Hawthorne F C, Cerny P |
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The Canadian Mineralogist 28 (1990) 141-146 |
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Crystal structure of Ca-rich beusite from the Yellowknife pegmatite field, |
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Northwest Territories |
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Locality: Yellowknife pegmatite field, Northwest Territories, Canada |
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8.797 11.758 6.170 90 99.31 90 P2_1/c |
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atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Ca1 .9495 .12423 .8267 .0110 .0132 .0094 .0102 -.0004 .0009 -.0011 |
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Fe2 .71181 .07841 .3268 .90 .0131 .0132 .0187 .0073 .0037 .0013 .0005 |
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Ca2 .71181 .07841 .3268 .10 .0131 .0132 .0187 .0073 .0037 .0013 .0005 |
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Mn3 .3582 .19006 .1334 .92 .0113 .0124 .0125 .0089 .0025 .0013 .0003 |
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Ca3 .3582 .19006 .1334 .08 .0113 .0124 .0125 .0089 .0025 .0013 .0003 |
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P1 .0929 .1334 .3964 .0084 .0088 .0086 .0079 -.0005 .0021 .0008 |
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P2 .5994 .0899 .8070 .0084 .0082 .0098 .0070 .0005 .0011 -.0002 |
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O1 .0832 .0707 .1791 .0120 .0156 .0113 .0093 .0016 -.0001 -.0012 |
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O2 .4704 .1748 .8316 .0120 .0083 .0163 .0135 .0031 .0052 .0028 |
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O3 .9361 .1856 .4281 .0120 .0108 .0125 .0140 .0016 .0031 .0007 |
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O4 .6855 .1283 .6224 .0130 .0139 .0141 .0106 -.0025 .0014 .0003 |
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O5 .2061 .2332 .3841 .0140 .0171 .0151 .0108 -.0090 .0044 -.0023 |
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O6 .7241 .0923 .0133 .0140 .0105 .0208 .0103 .0011 -.0010 .0002 |
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O7 .1459 .0587 .5971 .0120 .0122 .0139 .0102 .0036 .0013 .0030 |
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O8 .5334 -.0316 .7634 .0120 .0100 .0128 .0129 .0001 .0022 -.0024 |
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